Close Coupled Pump Motors

20JM-3-20-36/575

20HP, 2P, 3Ph, 575V 60Hz, 256JM, TEFC, F1, C-Face, Close Coupled Pump Motor

Elektrim Premium 575V Close-Coupled 20JM Series TEFC IP55 3600RPM cast iron C-Face electric motor features a 1.15 service factor, oversized ball bearings, VPI, and VFD 20:1VT.

PRODUCT GROUP

Close Coupled Pump Motors

HP / OUTPUT

20

RPM

3600

PHASE

3

VOLTAGE

575V 60Hz

FRAME

256JM

FLANGE

C-Face

DEGREE OF PROTECTION

IP55

MOUNTING POSITION

F1

ENCLOSURE

TEFC

Part Number

20JM-3-20-36/575

Product Family

Close Coupled Pump Motors

Series

20JM Series

Horsepower

20

Phase

3

Synchronous Speed

3600

Nominal Speed

3540

Frequency

60

Voltage

575V 60Hz

Frame

256JM

Frame Material

Cast Iron

Flange

C-Face

Flange Type

-

Feet

YES

Removable Feet

NO

Rotatable Feet

NO

Double Drilled Feet

NO

Winding Connection

S

Full Load Torque (lb-ft)

29.7

Lock Rotor Torque (%)

230

Break Down Torque (%)

260

Full Load Amps

18.3 A @ 575V

LRA (%)

603

Lock Rotor Amps

110 A @ 575V

Efficiency @ 100% Load

92

Power Factor @ 100% Load

89

kW @ 50 Hz

Synchronous Speed @ 50 Hz

Nominal Speed @ 50 Hz

Voltage @ 50 Hz

Values

Full Load Torque (lb-ft) @ 50 Hz

Lock Rotor Torque (%) @ 50 Hz

Break Down Torque (%) @ 50 Hz

Full Load Amps @ 50 Hz

LRA (%) @ 50 Hz

Efficiency @ 100% Load 50 Hz

Power Factor @ 100% Load 50 Hz

Design Code

B

Duty Rating

Code Letter

B

Service Factor @ 60 Hz

1.15

Service Factor @ 50 Hz

Insulation Class

F

Inverter Rated

20:1 VT

Bearings (DE / ODE)

6309 2Z (DE), 6309 2Z (ODE)

Impregnation Method

Vacuum Pressure Impregnation (VPI)

PTC Thermistors

Option

Space Heater

Option

Junction Box Material

Aluminum (Cast Iron Optional)

Fan Guard Material

Rolled Steel

Shaft Seal

Mounting Position

F1

Degree of Protection

IP55

Enclosure

TEFC

Finish

RAL5010

Net Weight (lbs)

306

Ship Weight (lbs)

361

Warranty Period

3-Years